ServiceAdapter.java

/**
 *   GRANITE DATA SERVICES
 *   Copyright (C) 2006-2015 GRANITE DATA SERVICES S.A.S.
 *
 *   This file is part of the Granite Data Services Platform.
 *
 *   Granite Data Services is free software; you can redistribute it and/or
 *   modify it under the terms of the GNU Lesser General Public
 *   License as published by the Free Software Foundation; either
 *   version 2.1 of the License, or (at your option) any later version.
 *
 *   Granite Data Services is distributed in the hope that it will be useful,
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser
 *   General Public License for more details.
 *
 *   You should have received a copy of the GNU Lesser General Public
 *   License along with this library; if not, write to the Free Software
 *   Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
 *   USA, or see <http://www.gnu.org/licenses/>.
 */
package org.granite.gravity.adapters;

import org.granite.config.flex.Destination;
import org.granite.gravity.Channel;
import org.granite.gravity.GravityInternal;
import org.granite.logging.Logger;
import org.granite.messaging.service.ServiceException;
import org.granite.util.TypeUtil;
import org.granite.util.XMap;

import flex.messaging.messages.AsyncMessage;
import flex.messaging.messages.CommandMessage;

/**
 * @author William DRAI
 */
public abstract class ServiceAdapter {

    private static final Logger log = Logger.getLogger(ServiceAdapter.class);

    private String id;
    private GravityInternal gravity;
    private Destination destination;
    private Object adapterState;
    private SecurityPolicy securityPolicy = new DefaultSecurityPolicy();


    public String getId() {
        return id;
    }
    public void setId(String id) {
        this.id = id;
    }

    public GravityInternal getGravity() {
        return gravity;
    }
    public void setGravity(GravityInternal gravity) {
        this.gravity = gravity;
    }

    public Destination getDestination() {
        return destination;
    }
    public void setDestination(Destination destination) {
        this.destination = destination;
    }

    public Object getAdapterState() {
        return adapterState;
    }
    public void setAdapterState(Object adapterState) {
        this.adapterState = adapterState;
    }

    public SecurityPolicy getSecurityPolicy() {
        return securityPolicy;
    }
    public void setSecurityPolicy(SecurityPolicy securityPolicy) {
        this.securityPolicy = securityPolicy;
    }


    public void configure(XMap adapterProperties, XMap destinationProperties) throws ServiceException {
    	String securityPolicy = adapterProperties.get("security-policy");
    	if (securityPolicy != null) {
    		try {
    			this.securityPolicy = TypeUtil.newInstance(securityPolicy, SecurityPolicy.class);
    		}
    		catch (Exception e) {
    			log.error(e, "Could not create instance of %s (using default security policy)", securityPolicy);
    		}
    	}
    }

    public void start() throws ServiceException {
    }

    public void stop() throws ServiceException {
    }


    public abstract Object manage(Channel fromClient, CommandMessage message);

    public abstract Object invoke(Channel fromClient, AsyncMessage message);
}